Conditions for exploration diving with trimix or heliox in the natural environment
SPACES |
SUPERVISED DIVING |
SCUBA DIVING |
|||
Minimum skills |
Maximum number |
Competence |
Minimum skills |
Maximum number |
|
0 to 40 metres |
PE-40 + PTH-40 |
4 |
E3 + PTH-40 |
PA-40 + PTH-40 |
3 |
Space from 0 to 70 metres |
PE-60 + PTH-70 |
4 |
E4 + PTH-70 |
PA-60 + PTH-70 |
3 |
Space from 0 to 80 metres |
PE-60 + PTH-120 |
4 |
E4 + PTH-120 |
PA-60 + PTH-120 |
3 |
Space beyond 80 metres and up to 120 metres |
|
|
|
PA-60 + PTH-120 |
3 |